1914255

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 3893760

約数和(自身を除く): 1979505

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 59, 63, 103, 105, 177, 295, 309, 315, 413, 515, 531, 721, 885, 927, 1239, 1545, 2065, 2163, 2655, 3605, 3717, 4635, 6077, 6195, 6489, 10815, 18231, 18585, 30385, 32445, 42539, 54693, 91155, 127617, 212695, 273465, 382851, 638085, 1914255]

約数ペア:

[(1, 1914255), (3, 638085), (5, 382851), (7, 273465), (9, 212695), (15, 127617), (21, 91155), (35, 54693), (45, 42539), (59, 32445), (63, 30385), (103, 18585), (105, 18231), (177, 10815), (295, 6489), (309, 6195), (315, 6077), (413, 4635), (515, 3717), (531, 3605), (721, 2655), (885, 2163), (927, 2065), (1239, 1545)]